5 8 Bolt Grade 8

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5 8 bolt grade 8.

No matter the system used to grade the bolts the higher the number means the stronger the bolt. Each grade has a specific bolt strength. Grade 8 medium carbon alloy steel quenched and tempered up to. It is made of alloy steel and has six radial lines on the top of the bolt head.

Grade 5 medium carbon steel quenched and tempered up to 1 proof load 85000 psi 1 1 1 2 proof load 74000 psi minimum tensile strength 105000 psi. Alma bolt company prime fasteners 1 800 526 2200. Home size thread reference. The thread locker helps resist loosening from vibration.

Grade 2 low carbon steel up to 3 4 proof load 55000 psi minimum tensile strength 74000 psi 3 4 1 1 2 proof load 33000 psi minimum tensile strength 66000 psi. These screws are compatible with grade 8 nuts and washers of the same thread pitch and diameter. There are several grades of bolts but the three common grades for sae are 2 5 and 8. 5135 piece grade 8 uss bolt assortment hex head cap screws flat and lock washers hex and lock nuts with 2 40 hole bins 4 2 out of 5 stars 28 misc.

The common class grades for metric are 5 8 8 8 10 9 and 12 9. This same 21 of force would have elongated and sheared the grade 5 bolt. We recommend using grade 8 nuts flat washers and high alloy lock washers with any grade 8 bolts hex cap screws. Made from grade 8 steel these screws can be used in high stress applications such as valves pumps motors and automotive suspension systems.

Yellow zinc fasteners have been plated with a clear zinc coating and are then coated again with a yellow dichromate. Grade 8 bolts have a tensile strength of 150 000 pounds per square inch. They are more than twice as strong as our stainless steel thread locking screws. We have a great online selection at the lowest prices with fast free shipping on many items.

A grade 8 bolt is stronger than the more commonly used grade 5. Yellow zinc grade 8 hex bolt 10 per bag these yellow zinc plated hex bolts are among these yellow zinc plated hex bolts are among the strongest grade of fastener available in steel. Proof load tensile strength for grade 2 5 8.